Triple

T22579258
Position Surface form Disambiguated ID Type / Status
Subject Pilarcitos Reservoir E544521 entity
Predicate partOf P40 FINISHED
Object Pilarcitos Creek watershed
The Pilarcitos Creek watershed is a coastal drainage basin in San Mateo County, California, that collects and channels rainfall and streamflow from the surrounding hills to the Pacific Ocean while supplying water to local communities.
E1544167 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Pilarcitos Creek watershed | Statement: [Pilarcitos Reservoir, partOf, Pilarcitos Creek watershed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pilarcitos Creek watershed
Context triple: [Pilarcitos Reservoir, partOf, Pilarcitos Creek watershed]
  • A. Las Virgenes Creek watershed
    The Las Virgenes Creek watershed is a drainage basin in the Santa Monica Mountains region of Southern California that collects and channels runoff from surrounding canyons and hills into Las Virgenes Creek and its connected waterways.
  • B. Sespe Creek watershed
    The Sespe Creek watershed is a largely undeveloped river basin in Southern California’s Transverse Ranges, known for its rugged canyons, diverse wildlife, and critical role in the conservation of the endangered California condor.
  • C. Alhambra Creek watershed
    The Alhambra Creek watershed is the drainage basin that collects and channels all surface water flowing into Alhambra Creek and its surrounding tributaries.
  • D. Dolores River watershed
    The Dolores River watershed is a river basin in southwestern Colorado and eastern Utah that collects mountain runoff, including from peaks like Mount Wilson, and drains it into the Dolores River system.
  • E. Los Gatos Creek watershed
    The Los Gatos Creek watershed is a drainage basin in Santa Clara County, California, that collects and channels water from the Santa Cruz Mountains through urban and suburban areas into the Guadalupe River system.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Pilarcitos Creek watershed
Triple: [Pilarcitos Reservoir, partOf, Pilarcitos Creek watershed]
Generated description
The Pilarcitos Creek watershed is a coastal drainage basin in San Mateo County, California, that collects and channels rainfall and streamflow from the surrounding hills to the Pacific Ocean while supplying water to local communities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pilarcitos Creek watershed
Target entity description: The Pilarcitos Creek watershed is a coastal drainage basin in San Mateo County, California, that collects and channels rainfall and streamflow from the surrounding hills to the Pacific Ocean while supplying water to local communities.
  • A. Las Virgenes Creek watershed
    The Las Virgenes Creek watershed is a drainage basin in the Santa Monica Mountains region of Southern California that collects and channels runoff from surrounding canyons and hills into Las Virgenes Creek and its connected waterways.
  • B. Sespe Creek watershed
    The Sespe Creek watershed is a largely undeveloped river basin in Southern California’s Transverse Ranges, known for its rugged canyons, diverse wildlife, and critical role in the conservation of the endangered California condor.
  • C. Alhambra Creek watershed
    The Alhambra Creek watershed is the drainage basin that collects and channels all surface water flowing into Alhambra Creek and its surrounding tributaries.
  • D. Dolores River watershed
    The Dolores River watershed is a river basin in southwestern Colorado and eastern Utah that collects mountain runoff, including from peaks like Mount Wilson, and drains it into the Dolores River system.
  • E. Los Gatos Creek watershed
    The Los Gatos Creek watershed is a drainage basin in Santa Clara County, California, that collects and channels water from the Santa Cruz Mountains through urban and suburban areas into the Guadalupe River system.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69e11e30d05481909df915354c89f0d6 completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f15fefa1308190876b617d47ba08f3 completed April 29, 2026, 1:33 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0b3d5460cc819082b4924809b1ae56 completed May 18, 2026, 4:24 p.m.
NEDg Description generation batch_6a0b3e659bbc81908ebe404365577ddf completed May 18, 2026, 4:29 p.m.
NED2 Entity disambiguation (via description) batch_6a0b3f401fb08190b59206d6e5edbaf7 completed May 18, 2026, 4:33 p.m.
Created at: April 16, 2026, 8:53 p.m.